ipcStringList.h

/* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is Mozilla IPC. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 2002 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Darin Fisher <darin@netscape.com> * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */#ifndef ipcStringList_h__#define ipcStringList_h__#include <string.h>#include "plstr.h"#include "nscore.h"#include "ipcList.h"//-----------------------------------------------------------------------------// string node//-----------------------------------------------------------------------------class ipcStringNode
{
public:
ipcStringNode() {}
constchar *Value() const { return mData; }
PRBool Equals(constchar *val) const { returnstrcmp(mData, val) == 0; }
PRBool EqualsIgnoreCase(constchar *val) const { return PL_strcasecmp(mData, val) == 0; }
class ipcStringNode *mNext;
private:
void *operator new(size_t size, constchar *str) CPP_THROW_NEW;
// this is actually biggerchar mData[1];
friendclass ipcStringList;
};
//-----------------------------------------------------------------------------// singly-linked list of strings//-----------------------------------------------------------------------------class ipcStringList : public ipcList<ipcStringNode>
{
public:
typedef ipcList<ipcStringNode> Super;
void Prepend(constchar *str)
{
Super::Prepend(new (str) ipcStringNode());
}
void Append(constchar *str)
{
Super::Append(new (str) ipcStringNode());
}
const ipcStringNode *Find(constchar *str) const{
return FindNode(mHead, str);
}
PRBool FindAndDelete(constchar *str)
{
ipcStringNode *node = FindNodeBefore(mHead, str);
if (node) {
DeleteAfter(node);
return PR_TRUE;
}
elseif (!IsEmpty()) {
DeleteFirst();
return PR_TRUE;
}
return PR_FALSE;
}
private:
static NS_HIDDEN_(ipcStringNode *) FindNode (ipcStringNode *head, const char *str);
static NS_HIDDEN_(ipcStringNode *) FindNodeBefore(ipcStringNode *head, const char *str);
};
#endif // !ipcStringList_h__